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Finding the Fourth Proportional to 898,371.35, 1,347,557.03 and 365,618.15

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Solution

The fourth proportional to 898,371.35, 1,347,557.03 and 365,618.15 is: 548,427.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,371.35 : 1,347,557.03 = 365,618.15 : x
  2. Step 2: Convert to fraction form
    898,371.35/1,347,557.03 = 365,618.15/x
  3. Step 3: Cross multiply
    898,371.35x = 1,347,557.03 × 365,618.15
  4. Step 4: Simplify right side
    898,371.35x = 492,691,306,500.00
  5. Step 5: Solve for x
    x = 492,691,306,500.00/898,371.35
  6. Step 6: Final answer
    x = 548,427.23

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.